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Electric Circuits

Electric Circuits
Rms value is defined based on which of the following?

 Voltage
 Charge transfer
 Heating effect
 Current

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Electric Circuits
Aluminium is produced from bauxite by

  rotating.
  electrolytic process.
  oxidation.
  froth flotation.

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Electric Circuits
If conductance increases as temperature increases it is called as ..........

 both 1 and 2.
 negative co-efficient.
 positive co-efficient.
None of these

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Electric Circuits
The absolute charge of an electron is

 none of above.
 1.6 × 10-19 C.
 + 1.6 × 10-19 C.
 - 1.6 × 10-19 C.

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Electric Circuits
In RLC parallel circuit to get Q>1 which of the following is required?

 XL=R
 XL
 XL>R
All of these

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Electric Circuits
Which of the following are typical resistance and power-dissipation values for a carbon-composition resistor?

 5000 ohms, 100W.
 10 ohm, 50 W.
 10000 ohms, 10 W.
 1000000 ohms, 1 W.

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